Cal. No. F158
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Reference position
Checking and correcting the reference position
If the time or calendar is not shown correctly even after proper reception of the time info, check whether the current reference position is correct.
- Reference position is the base position of all hands and calendar to properly indicate the various functions of this watch.
- If the hands and indication do not reflect the correct reference position, the time and calendar will not be indicated accurately even if the time info is received.
Caution
Be sure to check the current reference position
and adjust it only when the position is not correct.
Caution
Make sure that the watch is not wet before operating it.
- Pull the crown out to position 2.
- Press and hold the lower right button A for 4 seconds.
- Checking the reference position
- Press and Press and release the lower right button A.
- Press and release the lower right button A repeatedly to change the hand/indication to be corrected.
- Rotate the crown to adjust the hand/indication.
- Repeat steps 5 and 6.
- Push the crown in to position 0.
- Press and release the lower right button A to finish the procedure.
The hands and indication start to move to the current reference positions stored in memory.
!
Release the button as the hands start to move.
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Some hands show special movement to adjust their position.
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After the hands and indication stopped, check whether they are at correct positions referring to the figure below.
The reference position must be corrected if any one of the positions is incorrect.
Correct reference positions
Hour, minute and second hands: 0 hour 00 minute 0 second
Date indication: midway between “31” and “1”
Function indication: “S” (Sunday)
| Correct | No adjustment is required. Push the crown in to position 0 and press and release the lower right button A. |
|---|---|
| Wrong | Click here to proceed below. |
The function Indication moves slightly.
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Each time you press the lower right button A, the target changes as follows.
Function hand/date indication → hour hand → minute hand → second hand → (back to the top)
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The hands and indications slightly move when selected to show they become adjustable.
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The hour and minute hands move synchronously.
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Date indication changes to the next as the function indication rotates 5 times.
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When you rotate the crown quickly a few times, the hand/indication will move continuously.
To stop the rapid movement, rotate the crown in either direction.
The second hand returns to indicate the second.
!
The watch returns automatically to the normal indication as about 2 minutes passed without any operation.